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Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-mpc.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index 26bf3701058..1215686bd3c 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -20,7 +20,7 @@
#include <linux/of_platform.h>
#include <linux/of_i2c.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/fsl_devices.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
@@ -28,10 +28,10 @@
#define DRV_NAME "mpc-i2c"
-#define MPC_I2C_FDR 0x04
-#define MPC_I2C_CR 0x08
-#define MPC_I2C_SR 0x0c
-#define MPC_I2C_DR 0x10
+#define MPC_I2C_FDR 0x04
+#define MPC_I2C_CR 0x08
+#define MPC_I2C_SR 0x0c
+#define MPC_I2C_DR 0x10
#define MPC_I2C_DFSRR 0x14
#define CCR_MEN 0x80
@@ -58,7 +58,7 @@ struct mpc_i2c {
u32 flags;
};
-static __inline__ void writeccr(struct mpc_i2c *i2c, u32 x)
+static inline void writeccr(struct mpc_i2c *i2c, u32 x)
{
writeb(x, i2c->base + MPC_I2C_CR);
}
@@ -100,8 +100,7 @@ static int i2c_wait(struct mpc_i2c *i2c, unsigned timeout, int writing)
u32 x;
int result = 0;
- if (i2c->irq == NO_IRQ)
- {
+ if (i2c->irq == NO_IRQ) {
while (!(readb(i2c->base + MPC_I2C_SR) & CSR_MIF)) {
schedule();
if (time_after(jiffies, orig_jiffies + timeout)) {
@@ -176,7 +175,7 @@ static void mpc_i2c_stop(struct mpc_i2c *i2c)
}
static int mpc_write(struct mpc_i2c *i2c, int target,
- const u8 * data, int length, int restart)
+ const u8 *data, int length, int restart)
{
int i, result;
unsigned timeout = i2c->adap.timeout;
@@ -207,7 +206,7 @@ static int mpc_write(struct mpc_i2c *i2c, int target,
}
static int mpc_read(struct mpc_i2c *i2c, int target,
- u8 * data, int length, int restart)
+ u8 *data, int length, int restart)
{
unsigned timeout = i2c->adap.timeout;
int i, result;
@@ -311,7 +310,8 @@ static struct i2c_adapter mpc_ops = {
.timeout = HZ,
};
-static int __devinit fsl_i2c_probe(struct of_device *op, const struct of_device_id *match)
+static int __devinit fsl_i2c_probe(struct of_device *op,
+ const struct of_device_id *match)
{
int result = 0;
struct mpc_i2c *i2c;
@@ -341,11 +341,12 @@ static int __devinit fsl_i2c_probe(struct of_device *op, const struct of_device_
result = request_irq(i2c->irq, mpc_i2c_isr,
IRQF_SHARED, "i2c-mpc", i2c);
if (result < 0) {
- printk(KERN_ERR "i2c-mpc - failed to attach interrupt\n");
+ printk(KERN_ERR
+ "i2c-mpc - failed to attach interrupt\n");
goto fail_request;
}
}
-
+
mpc_i2c_setclock(i2c);
dev_set_drvdata(&op->dev, i2c);
@@ -368,7 +369,7 @@ static int __devinit fsl_i2c_probe(struct of_device *op, const struct of_device_
free_irq(i2c->irq, i2c);
fail_request:
irq_dispose_mapping(i2c->irq);
- iounmap(i2c->base);
+ iounmap(i2c->base);
fail_map:
kfree(i2c);
return result;
@@ -414,7 +415,7 @@ static int __init fsl_i2c_init(void)
rv = of_register_platform_driver(&mpc_i2c_driver);
if (rv)
- printk(KERN_ERR DRV_NAME
+ printk(KERN_ERR DRV_NAME
" of_register_platform_driver failed (%i)\n", rv);
return rv;
}
@@ -428,6 +429,6 @@ module_init(fsl_i2c_init);
module_exit(fsl_i2c_exit);
MODULE_AUTHOR("Adrian Cox <adrian@humboldt.co.uk>");
-MODULE_DESCRIPTION
- ("I2C-Bus adapter for MPC107 bridge and MPC824x/85xx/52xx processors");
+MODULE_DESCRIPTION("I2C-Bus adapter for MPC107 bridge and "
+ "MPC824x/85xx/52xx processors");
MODULE_LICENSE("GPL");